wireless quiz

There are three main regulatory bodies that

govern the RF spectrum: .............................................

• IU-R, FCC, ETSI

• ITU-R, FC, ETSI

• ITU-R, FCC, ESI

• ITU-R, FCC, ETSI

Typical Frequencies of tv broadcast is ......... MHZ

...................................................................:- unguided optical signal

such as laser , unidirectional , easy to install , no license

required.

• RADIO WAVE TRANSMISSION

• MICROWAVE TRANSMISSION

• INFARED WAVE TRANSMISSION

• LIGHT WAVE TRANSMISSION

which of wireless system

• CELLULAR SYSTEM

• WIRELESS LANs

• SATELLITE SYSTEM

• PAGING SYSTEM

............................: describes all types of devices and

technologies not connected by a wire

.................................................: transmission of digital

data without the use of wires

• Wireless communications

• Wireless system

• Wireless

• Wireless operation

complete name of the abbreviations (PDA)

• personal digital asocial

• phone digital assistant

• personal digital assistant

• practical digital assistant

complete name of the abbreviations (RFID)

..............................................: small

chips containing radio transponders

• Radio frequency identification

• Smartphone

• Wireless network interface card

• Wireless devices

Operates in license-free ​ (a)   GHz frequency

• 2.4
• 2.6
• 2.3
• 2.2
• 2.1
• 2.0
• 2.5
• 2.7
• 2.8
• 2.9